CN102604582B - Two-component polyurethane adhesive for heat insulation and sealing - Google Patents
Two-component polyurethane adhesive for heat insulation and sealing Download PDFInfo
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- CN102604582B CN102604582B CN201210025259.2A CN201210025259A CN102604582B CN 102604582 B CN102604582 B CN 102604582B CN 201210025259 A CN201210025259 A CN 201210025259A CN 102604582 B CN102604582 B CN 102604582B
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- sealing
- component polyurethane
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- 238000007789 sealing Methods 0.000 title claims abstract description 20
- 239000004814 polyurethane Substances 0.000 title claims abstract description 19
- 229920002635 polyurethane Polymers 0.000 title claims abstract description 19
- 239000000853 adhesive Substances 0.000 title abstract description 5
- 230000001070 adhesive effect Effects 0.000 title abstract description 5
- 238000009413 insulation Methods 0.000 title abstract description 4
- 229920000570 polyether Polymers 0.000 claims abstract description 29
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 20
- 239000004721 Polyphenylene oxide Substances 0.000 claims abstract description 15
- 229920000642 polymer Polymers 0.000 claims abstract description 14
- 229920001228 polyisocyanate Polymers 0.000 claims abstract description 10
- 239000005056 polyisocyanate Substances 0.000 claims abstract description 10
- 229920006389 polyphenyl polymer Polymers 0.000 claims abstract description 10
- 150000003384 small molecules Chemical class 0.000 claims abstract description 6
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 12
- 239000005977 Ethylene Substances 0.000 claims description 12
- -1 poly methylene Polymers 0.000 claims description 11
- 239000003607 modifier Substances 0.000 claims description 8
- 239000012948 isocyanate Substances 0.000 claims description 5
- 150000002513 isocyanates Chemical class 0.000 claims description 5
- 239000003795 chemical substances by application Substances 0.000 claims description 4
- UKODFQOELJFMII-UHFFFAOYSA-N pentamethyldiethylenetriamine Chemical compound CN(C)CCN(C)CCN(C)C UKODFQOELJFMII-UHFFFAOYSA-N 0.000 claims description 4
- SZXQTJUDPRGNJN-UHFFFAOYSA-N dipropylene glycol Chemical compound OCCCOCCCO SZXQTJUDPRGNJN-UHFFFAOYSA-N 0.000 claims description 3
- SLCVBVWXLSEKPL-UHFFFAOYSA-N neopentyl glycol Chemical compound OCC(C)(C)CO SLCVBVWXLSEKPL-UHFFFAOYSA-N 0.000 claims description 3
- 238000010186 staining Methods 0.000 claims description 3
- 229940051250 hexylene glycol Drugs 0.000 claims 1
- 238000003860 storage Methods 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000003054 catalyst Substances 0.000 abstract description 2
- 229910000838 Al alloy Inorganic materials 0.000 abstract 1
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 abstract 1
- 239000003086 colorant Substances 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 229920005862 polyol Polymers 0.000 abstract 1
- 150000003077 polyols Chemical class 0.000 abstract 1
- 239000002994 raw material Substances 0.000 abstract 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 16
- 238000010438 heat treatment Methods 0.000 description 9
- 229910052742 iron Inorganic materials 0.000 description 8
- 238000006243 chemical reaction Methods 0.000 description 7
- 238000002347 injection Methods 0.000 description 7
- 239000007924 injection Substances 0.000 description 7
- 238000003756 stirring Methods 0.000 description 7
- 238000007599 discharging Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 229920002803 thermoplastic polyurethane Polymers 0.000 description 6
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 5
- 239000002390 adhesive tape Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 238000010792 warming Methods 0.000 description 5
- 229910052799 carbon Inorganic materials 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 239000007858 starting material Substances 0.000 description 4
- 238000005303 weighing Methods 0.000 description 4
- XXMIOPMDWAUFGU-UHFFFAOYSA-N hexane-1,6-diol Chemical compound OCCCCCCO XXMIOPMDWAUFGU-UHFFFAOYSA-N 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 229920001342 Bakelite® Polymers 0.000 description 1
- SVYKKECYCPFKGB-UHFFFAOYSA-N N,N-dimethylcyclohexylamine Chemical compound CN(C)C1CCCCC1 SVYKKECYCPFKGB-UHFFFAOYSA-N 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000004637 bakelite Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052797 bismuth Inorganic materials 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 239000003566 sealing material Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Landscapes
- Polyurethanes Or Polyureas (AREA)
Abstract
The invention discloses a two-component polyurethane adhesive for heat insulation and sealing, which is used for bonding and sealing storage battery cover plate base body or producing novel bridge-cut-off energy-saving aluminum alloy. The two-component polyurethane adhesive comprises a component A and a component B; the component A comprises the following raw materials by mass: 50 to 75 percent of ethylene oxide terminated polyether, 5 to 20 percent of a polymer polyol, 10 to 20 percent of aminopolyether, 5 to 20 percent of a small molecule dihydric alcohol, 0.5 to 2 percent of a coloring agent, and 0.5 to 3 percent of a catalyst; the component B is a polyphenyl polymethyl polyisocyanate; and the mass ratio of the component A to the component B is 100:70 to 90. The component A and the component B are injected into a metal cavity to be sealed and filled after being uniformly mixed in special equipment, and curing can be accomplished within about 2min only. The two-component polyurethane adhesive for heat insulation and sealing has the characteristics of high bonding strength, good dimensional stability, good resistance to heat, high curing speed, suitability for automated rapid production and the like.
Description
Technical field
The present invention relates to the polyurethane material technical field, specifically a kind of two component polyurethane sealing adiabatic gum.
Background technology
Urethane resin is owing to possessing the characteristics such as good cementability, hardness, toughness and sulfuric-resisting erosion, in the store battery field, be widely used, in the preparation process of store battery, urethane resin often is used as the insulating sticky resin and uses, in order to cover plate and the matrix of the battery that bonds.The materials such as urethane resin and polystyrene, bakelite, vulcanite, steel all have the good bonding performance, in addition, urethane resin possesses the low temperature kindliness, therefore use the storage battery of urethane resin cast to have good sealing property and cohesive strength, so urethane resin is used to the bonding and embedding of store battery gradually.
Urethane is that a kind of Application Areas is extensive, and its goods change various product, and it can be used to make tackiness agent, sealing material, water-proof material, lagging material, sheet material, bar, thermal insulation material and insulating material etc.Due to its these characteristics, people more and more focus on developing and utilizing urethane and goods thereof.The appearance of mechanical manipulator and the operation ease of man-machine interface, provide possibility for urethane in the use of some special dimensions, as embedding of heat insulation, the store battery of the door sealing of light fixture waterproof sealing, electrical control cubicles, energy-saving aluminum section bar etc., especially the adjustability of urethane cures time is very beneficial for improving work efficiency.Select urethane and automatic injection adhesive process, substitute traditional epoxy resin and artisan craftsmanship and seemed more and more important.
Summary of the invention
For overcoming the deficiencies in the prior art, goal of the invention of the present invention is to provide a kind of two component polyurethane sealing adiabatic gum, realizes that bonding strength is high, good stability of the dimension, and Good Heat-resistance, curing speed is fast, the requirement of producing fast to be suitable for automatization.
For achieving the above object, the present invention is achieved like this:
Two component polyurethane sealing adiabatic gum of the present invention, comprise A, two components of B, and wherein the A component contains following component by percentage to the quality:
Ethylene oxide-capped polyethers 50%～75%,
Polymer polyatomic alcohol 5%～20%
Amino-polyether 10%～20%,
Small molecules dibasic alcohol 5%～20%,
Staining agent 0.5%～2%,
Catalyzer 0.5%～3%,
The modifier that the B component is poly methylene poly phenyl poly isocyanate or poly methylene poly phenyl poly isocyanate,
Above-mentioned A, B component are 100 ︰ 70～100 in mass ratio.
Above-mentioned small molecules dibasic alcohol adopts at least one in 1,6-hexylene glycol, dipropylene glycol, neopentyl glycol, and catalyzer is organo-bismuth class catalyzer, pentamethyl-diethylenetriamine or N, at least one in the N-dimethylcyclohexylamine.
In above-mentioned ethylene oxide-capped polyethers by percentage to the quality oxyethane (EO) segment content be 15%～80%.
Above-mentioned polymer polyatomic alcohol basic polyether segment content by percentage to the quality is 25%～40%.
Isocyanic ester (NCO) in above-mentioned poly methylene poly phenyl poly isocyanate or poly methylene poly phenyl poly isocyanate modifier content by mass percentage is 21.0%～33.5%.
The preparation method of dual-component polyurethane sealing adiabatic gum of the present invention, A component wherein, oxyethane (EO) end capped polyether, amino-polyether, polymer polyatomic alcohol, small molecules dibasic alcohol, staining agent and catalyst by proportion are dropped in the reactor with heated and stirred successively, be warming up to 105 ℃～125 ℃, airtightly vacuumize 1.5～3 hours.Then be cooled to 50 ℃～70 ℃, the discharging enclosed package obtains the A component.
The B component is poly methylene poly phenyl poly isocyanate (PAPI) or PAPI modifier.Commercial or add a small amount of polyvalent alcohol stirring reaction 1～2 hour in commercial PAPI, the discharging enclosed package gets final product (being the PAPI modifier).
The using method of dual-component polyurethane of the present invention sealing adiabatic gum is that A, two components of B are pumped into respectively in the storage tank of glue-injection machine to heating or are cooled to 30 ℃ of left and right, in the glue-injection machine mixing head in proportion high-speed mixing evenly after, inject the metallic cavity that certain speed moves, initially with the automatic levelling of liquid, be filled in cavity, approximately within 25 seconds, starting the retrogradation of heat release viscosity does not flow, approximately within 2 minutes, solidified, approximately 15 minutes adhesive tape are cooled to room temperature, can enter next step manufacturing procedure.
The bonding strength of dual-component polyurethane sealing adiabatic gum of the present invention is high, good stability of the dimension, Good Heat-resistance, curing speed is fast, is suitable for automatization and produces fast, environmentally friendly, and there is lower cost advantage, will contribute to improving production efficiency and product performance.
Embodiment
Embodiment 1:
The present embodiment 1 dual-component polyurethane sealing adiabatic gum, comprise A, B component, and wherein the A component comprises following component by mass percentage:
Ethylene oxide-capped polyethers 330N 55%
Polymer polyatomic alcohol POP-3628 15%
Amino-polyether 405 20%
1,6-hexylene glycol 8%
Pentamethyl-diethylenetriamine 0.5%
Carbon black 1.5%
The quality percentage EO segment content of take in above-mentioned ethylene oxide-capped polyethers 330N is 15%.
In above-mentioned polymer polyatomic alcohol POP-3628 by percentage to the quality basic polyether segment content be 28%.
Above-mentioned starting material are added in 3 tons of reactors after weighing in proportion, are warming up to 120 ℃ and start timing and vacuumize stirring reaction and stop heating after 2.5 hours, be cooled to 60 ℃ be the discharging enclosed package to the 200Kg Galvanized Iron Drum, be the A component.
The graceful PAPI of the commercial Hensel of B component, the trade mark is 5005, isocyanate content is 31.5% by mass percentage, within airtight minute, is filled to the 250Kg Galvanized Iron Drum.
The present embodiment 1 using method is that A, two components of B pump into respectively in the storage tank of glue-injection machine heating or are cooled to 30 ℃, in mixing head with mass percent 100 ︰ 75, after high-speed mixing is even, inject at the uniform velocity mobile metallic cavity, approximately within 25 seconds, starting the retrogradation of heat release viscosity does not flow, approximately within 2 minutes, solidified, approximately 15 minutes adhesive tape are cooled to the room temperature left and right and can enter next step operation.
Embodiment 2:
The present embodiment 2 dual-component polyurethane sealing adiabatic gums, comprise A, B component, and wherein the A component comprises following component by mass percentage:
Ethylene oxide-capped polyethers 550N 65%
Polymer polyatomic alcohol POP-9328 10%
Amino-polyether 403 10%
Dipropylene glycol 13.5%
N, N-dimethylcyclohexylamine 1.0%
Liquid black slurry S2007 0.5%
The quality percentage oxyethane segment content of take in above-mentioned ethylene oxide-capped polyethers 550N is 18%.
In above-mentioned polymer polyatomic alcohol POP-9328 by percentage to the quality basic polyether segment content be 28%.
Above-mentioned starting material are added in 2 tons of reactors after weighing in proportion, are warming up to 110 ℃ and start timing and vacuumize stirring reaction and stop heating after 2 hours, be cooled to 55 ℃ be the discharging enclosed package to the 200Kg Galvanized Iron Drum, be the A component.
The commercial BASF PAPI of B component, the trade mark is M20S, will add the polyethers N210 of metering in M20S, is heated to 80 ℃ of stirring reactions 3 hours, final modifier isocyanate content by mass percentage is 27.5%, within airtight minute, is filled to the 200Kg Galvanized Iron Drum.
The present embodiment 2 using method are that A, two components of B pump into respectively in the storage tank of glue-injection machine heating or are cooled to 30 ℃, in mixing head with mass percent 100 ︰ 90, after high-speed mixing is even, inject at the uniform velocity mobile metallic cavity, approximately within 25 seconds, starting the retrogradation of heat release viscosity does not flow, approximately within 2 minutes, solidified, approximately 15 minutes adhesive tape are cooled to the room temperature left and right and can enter next step operation.
Embodiment 3:
The present embodiment 3 dual-component polyurethane sealing adiabatic gums, comprise A, B component, and wherein the A component comprises following component by mass percentage:
Ethylene oxide-capped polyethers GY3000E 60%
Polymer polyatomic alcohol POP-3628 18%
Amino-polyether 403A 10%
Neopentyl glycol 10%
Pentamethyl-diethylenetriamine 1%
Liquid black slurry 6,025 1%
The quality percentage EO segment content of take in above-mentioned ethylene oxide-capped polyethers GY3000E is 35%.
In above-mentioned polymer polyatomic alcohol POP-3628 by percentage to the quality basic polyether segment content be 28%.
Above-mentioned starting material are added in 3 tons of reactors after weighing in proportion, are warming up to 115 ℃ and start timing and vacuumize stirring reaction and stop heating after 3 hours, be cooled to 65 ℃ be the discharging enclosed package to the 200Kg Galvanized Iron Drum, be the A component.
The direct commercial Bayer PAPI of B component, the trade mark is 44V20, isocyanate content is 31.5% by mass percentage, within airtight minute, is filled to the 250Kg Galvanized Iron Drum.
The present embodiment 3 using method are that A, two components of B pump into respectively in the storage tank of glue-injection machine heating or are cooled to 30 ℃, in mixing head with mass percent 100 ︰ 85, after high-speed mixing is even, inject at the uniform velocity mobile metallic cavity, approximately within 25 seconds, starting the retrogradation of heat release viscosity does not flow, approximately within 2 minutes, solidified, approximately 15 minutes adhesive tape are cooled to the room temperature left and right and can enter next step operation.
Embodiment 4:
The present embodiment 4 dual-component polyurethane sealing adiabatic gums, comprise A, B component, and wherein the A component comprises following component by mass percentage:
Ethylene oxide-capped polyethers 330N 70%
Polymer polyatomic alcohol POP-5030 7.5%
Amino-polyether 403B 10%
1,6-hexylene glycol 10%
Bismuth carboxylate BiCAT8108 1.5%
Liquid black slurry S2007 1%
The quality percentage oxyethane segment content of take in above-mentioned ethylene oxide-capped polyethers 330N is 15%.
In above-mentioned polymer polyatomic alcohol POP-5030 by percentage to the quality basic polyether segment content be 30%.
Above-mentioned starting material are added in 2 tons of reactors after weighing in proportion, are warming up to 110 ℃ and start timing and vacuumize stirring reaction and stop heating after 2 hours, be cooled to 55 ℃ be the discharging enclosed package to the 200Kg Galvanized Iron Drum, be the A component.
The commercial magnificent PAPI in Yantai ten thousand of B component, the trade mark is PM200, will add the polyethers N220 of metering in PM200, is heated to 85 ℃ of stirring reactions 2 hours, final modifier isocyanate content by mass percentage is 26.5%, within airtight minute, is filled to the 200Kg Galvanized Iron Drum.
The present embodiment 4 using method are that A, two components of B pump into respectively in the storage tank of glue-injection machine heating or are cooled to 30 ℃, in mixing head with mass percent 100 ︰ 100, after high-speed mixing is even, inject at the uniform velocity mobile metallic cavity, approximately within 25 seconds, starting the retrogradation of heat release viscosity does not flow, approximately within 2 minutes, solidified, approximately 15 minutes adhesive tape are cooled to the room temperature left and right and can enter next step operation.
Above-described embodiment is that foregoing of the present invention is further described, but this should be interpreted as to the scope of the above-mentioned theme of the present invention only limits to above-described embodiment.All technology realized based on foregoing all belong to scope of the present invention.
Claims (3)
1. a two component polyurethane sealing adiabatic gum, comprise A, two components of B, and wherein the A component contains following component by percentage to the quality:
Ethylene oxide-capped polyethers 50%～75%
Polymer polyatomic alcohol 5%～20%
Amino-polyether 10%～20%
Small molecules dibasic alcohol 5%～20%
Staining agent 0.5%～2%
Catalyzer 0.5%～3%
The modifier that the B component is poly methylene poly phenyl poly isocyanate or poly methylene poly phenyl poly isocyanate,
Above-mentioned A, B component are 100 ︰ 70～100 in mass ratio;
In ethylene oxide-capped polyethers by mass percentage oxyethane segment content be 15%～35%;
In polymer polyatomic alcohol by mass percentage basic polyether segment content be 25%～40%.
2. two component polyurethane according to claim 1 seals adiabatic gum, it is characterized in that: the small molecules dibasic alcohol adopts 1, at least one in 6-hexylene glycol, dipropylene glycol, neopentyl glycol, catalyzer is organo-bismuth class catalyzer, pentamethyl-diethylenetriamine or N, at least one in the N-dimethylcyclohexylamine.
3. two component polyurethane according to claim 1 sealing adiabatic gum is characterized in that: in the modifier of poly methylene poly phenyl poly isocyanate or poly methylene poly phenyl poly isocyanate by mass percentage isocyanate content be 21.0%～33.5%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210025259.2A CN102604582B (en) | 2012-02-06 | 2012-02-06 | Two-component polyurethane adhesive for heat insulation and sealing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210025259.2A CN102604582B (en) | 2012-02-06 | 2012-02-06 | Two-component polyurethane adhesive for heat insulation and sealing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102604582A CN102604582A (en) | 2012-07-25 |
| CN102604582B true CN102604582B (en) | 2014-01-08 |
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| CN201210025259.2A Expired - Fee Related CN102604582B (en) | 2012-02-06 | 2012-02-06 | Two-component polyurethane adhesive for heat insulation and sealing |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103965831A (en) * | 2013-01-24 | 2014-08-06 | 中国石油化工股份有限公司 | Plugging agent for natural gas-stealing pipeline and application method thereof |
| CN105732927B (en) * | 2016-02-23 | 2019-03-29 | 上海华峰材料科技研究院（有限合伙） | Aluminum alloy doors and windows compound polyurethane material and preparation method |
| CN106188492A (en) * | 2016-08-12 | 2016-12-07 | 湖北安固力聚合物科技有限公司 | Bi-component solvent-free sealing insulation resin |
| CN106349450B (en) * | 2016-09-29 | 2018-09-21 | 上海东大聚氨酯有限公司 | Combined polyether, polyurethane adhesive and feedstock composition, preparation method and application |
| CN113480968A (en) * | 2021-06-29 | 2021-10-08 | 深圳市金菱通达电子有限公司 | Heat-insulating structural adhesive for new energy power battery and manufacturing method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2276371A1 (en) * | 1997-01-06 | 1998-07-16 | Shell Internationale Research Maatschappij B.V. | Pressure sensitive adhesives comprising thermoplastic polyurethanes |
| JP4747585B2 (en) * | 2005-01-24 | 2011-08-17 | 横浜ゴム株式会社 | Two-component room temperature curable liquid urethane composition and adhesive material containing the same |
| CN102020969A (en) * | 2009-09-18 | 2011-04-20 | 上海合达聚合物科技有限公司 | Bi-component fast-curing polyurethane adhesive and application thereof |
| CN101824300B (en) * | 2010-04-12 | 2012-09-05 | 北京高盟新材料股份有限公司 | Preparation method of single-component adhesive suitable for high-speed railway sliding layer |
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